Revenues (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Operating revenues	$ 3,048,351	$ 3,264,616	$ 2,271,503
Direct
Disaggregation of Revenue [Line Items]
Operating revenues	831,391	960,118	716,779
Agency
Disaggregation of Revenue [Line Items]
Operating revenues	1,466,243	1,582,640	1,151,030
Escrow fees
Disaggregation of Revenue [Line Items]
Operating revenues	204,217	248,426	190,930
Real estate solutions and abstract fees
Disaggregation of Revenue [Line Items]
Operating revenues	372,498	340,463	134,304
Other revenues
Disaggregation of Revenue [Line Items]
Operating revenues	$ 174,002	$ 132,969	$ 78,460